One of the first steps you take when you are estimating your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In Charleston you can figure out when it's the best time to plant shasta daisys by reviewing the USDA zone info.

Planting Calendar for Shasta Daisys

Frost tolerance for shasta daisys:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

Since shasta daisys do well in moderate cold you can plant them a little earlier in the year than other frost tender plants.

The earliest that you can plant shasta daisys in Charleston is February. However, you really should wait until March if you don't want to take any chances.

The last month that you can plant shasta daisys and expect a good harvest is probably September. Any later than that and your shasta daisys may not have a chance to really do well. If you are starting your shasta daisys indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Charleston. It might get as low as -10°F during the coldest months of winter.

Always keep in mind that USDA zone info for Charleston may not be accurate from year to year and the actual date of last frost is different every year. Half of the time in Charleston last frost occurs after April 15 so be sure to be ready to protect your shasta daisys if you have one of those late frosts.

USDA Zone Info for Charleston

Here is the info for USDA Zone 6a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-10°F
Highest Expected Low	-5°F

This means that on a really cold year, the coldest it will get is -10°F. On most years you should be prepared to experience lows near -5°F.

Plants to Grow in Charleston

You may be interested in your other planting guides for Charleston.